{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ancillary+Study&page=28",
    "query": {
      "intervention": "Ancillary Study",
      "page": 28
    },
    "page_size": 10
  },
  "pagination": {
    "page": 28,
    "page_size": 10,
    "total_count": 2162,
    "total_pages": 217,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ancillary+Study&page=29&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ancillary+Study&page=27&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-21T03:27:14.600Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT06675136",
      "title": "Nab-Paclitaxel PIPAC in Combination With Paclitaxel and Ramucirumab for the Treatment of Stomach Cancer With Peritoneal Metastases",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Clinical Stage IVB Gastric Cancer AJCC v8",
        "Metastatic Gastric Adenocarcinoma",
        "Metastatic Malignant Neoplasm in the Peritoneum"
      ],
      "interventions": [
        {
          "name": "Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Medical Device Usage and Evaluation",
          "type": "OTHER"
        },
        {
          "name": "Nab-paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Ramucirumab",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER",
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "City of Hope Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2025-10-29",
      "completion_date": "2029-01-14",
      "has_results": false,
      "last_update_posted_date": "2025-11-10",
      "last_synced_at": "2026-10-21T03:27:14.600Z",
      "location_count": 1,
      "location_summary": "Duarte, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06675136"
    },
    {
      "nct_id": "NCT01254734",
      "title": "Transoral Robotic Surgery in Treating Patients With Benign or Stage I-IV Head and Neck Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Recurrent Adenoid Cystic Carcinoma of the Oral Cavity",
        "Recurrent Lymphoepithelioma of the Nasopharynx",
        "Recurrent Lymphoepithelioma of the Oropharynx",
        "Recurrent Mucoepidermoid Carcinoma of the Oral Cavity",
        "Recurrent Squamous Cell Carcinoma of the Hypopharynx",
        "Recurrent Squamous Cell Carcinoma of the Larynx",
        "Recurrent Squamous Cell Carcinoma of the Lip and Oral Cavity",
        "Recurrent Squamous Cell Carcinoma of the Nasopharynx",
        "Recurrent Squamous Cell Carcinoma of the Oropharynx",
        "Recurrent Verrucous Carcinoma of the Larynx",
        "Recurrent Verrucous Carcinoma of the Oral Cavity",
        "Stage I Adenoid Cystic Carcinoma of the Oral Cavity",
        "Stage I Lymphoepithelioma of the Nasopharynx",
        "Stage I Lymphoepithelioma of the Oropharynx",
        "Stage I Mucoepidermoid Carcinoma of the Oral Cavity",
        "Stage I Squamous Cell Carcinoma of the Hypopharynx",
        "Stage I Squamous Cell Carcinoma of the Larynx",
        "Stage I Squamous Cell Carcinoma of the Lip and Oral Cavity",
        "Stage I Squamous Cell Carcinoma of the Nasopharynx",
        "Stage I Squamous Cell Carcinoma of the Oropharynx",
        "Stage I Verrucous Carcinoma of the Larynx",
        "Stage I Verrucous Carcinoma of the Oral Cavity",
        "Stage II Adenoid Cystic Carcinoma of the Oral Cavity",
        "Stage II Lymphoepithelioma of the Nasopharynx",
        "Stage II Lymphoepithelioma of the Oropharynx",
        "Stage II Mucoepidermoid Carcinoma of the Oral Cavity",
        "Stage II Squamous Cell Carcinoma of the Hypopharynx",
        "Stage II Squamous Cell Carcinoma of the Larynx",
        "Stage II Squamous Cell Carcinoma of the Lip and Oral Cavity",
        "Stage II Squamous Cell Carcinoma of the Nasopharynx",
        "Stage II Squamous Cell Carcinoma of the Oropharynx",
        "Stage II Verrucous Carcinoma of the Larynx",
        "Stage II Verrucous Carcinoma of the Oral Cavity",
        "Stage III Adenoid Cystic Carcinoma of the Oral Cavity",
        "Stage III Lymphoepithelioma of the Nasopharynx",
        "Stage III Lymphoepithelioma of the Oropharynx",
        "Stage III Mucoepidermoid Carcinoma of the Oral Cavity",
        "Stage III Squamous Cell Carcinoma of the Hypopharynx",
        "Stage III Squamous Cell Carcinoma of the Larynx",
        "Stage III Squamous Cell Carcinoma of the Lip and Oral Cavity",
        "Stage III Squamous Cell Carcinoma of the Nasopharynx",
        "Stage III Squamous Cell Carcinoma of the Oropharynx",
        "Stage III Verrucous Carcinoma of the Larynx",
        "Stage III Verrucous Carcinoma of the Oral Cavity",
        "Stage IV Adenoid Cystic Carcinoma of the Oral Cavity",
        "Stage IV Lymphoepithelioma of the Nasopharynx",
        "Stage IV Lymphoepithelioma of the Oropharynx",
        "Stage IV Mucoepidermoid Carcinoma of the Oral Cavity",
        "Stage IV Squamous Cell Carcinoma of the Hypopharynx",
        "Stage IV Squamous Cell Carcinoma of the Larynx",
        "Stage IV Squamous Cell Carcinoma of the Lip and Oral Cavity",
        "Stage IV Squamous Cell Carcinoma of the Nasopharynx",
        "Stage IV Squamous Cell Carcinoma of the Oropharynx",
        "Stage IV Verrucous Carcinoma of the Larynx",
        "Stage IV Verrucous Carcinoma of the Oral Cavity"
      ],
      "interventions": [
        {
          "name": "transoral robotic surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "quality-of-life assessment",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "City of Hope Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 7,
      "start_date": "2011-04",
      "completion_date": "2014-11",
      "has_results": false,
      "last_update_posted_date": "2014-11-10",
      "last_synced_at": "2026-10-21T03:27:14.600Z",
      "location_count": 1,
      "location_summary": "Duarte, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01254734"
    },
    {
      "nct_id": "NCT01941784",
      "title": "Health Education Intervention in Reducing Weight Gain in Patients With Newly Diagnosed Stage I-IV Breast Cancer Undergoing Chemotherapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stage IA Breast Cancer",
        "Stage IB Breast Cancer",
        "Stage II Breast Cancer",
        "Stage IIIA Breast Cancer",
        "Stage IIIB Breast Cancer",
        "Stage IIIC Breast Cancer",
        "Stage IV Breast Cancer"
      ],
      "interventions": [
        {
          "name": "educational intervention",
          "type": "OTHER"
        },
        {
          "name": "counseling intervention",
          "type": "OTHER"
        },
        {
          "name": "telephone-based intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        },
        {
          "name": "quality-of-life assessment",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL",
        "PROCEDURE"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 28,
      "start_date": "2013-11-25",
      "completion_date": "2017-04-12",
      "has_results": false,
      "last_update_posted_date": "2019-01-25",
      "last_synced_at": "2026-10-21T03:27:14.600Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01941784"
    },
    {
      "nct_id": "NCT02535065",
      "title": "Zenith® Low Profile AAA Endovascular Graft",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Abdominal Aortic Aneurysms",
        "Iliac Aneurysms",
        "Aortoiliac Aneurysms"
      ],
      "interventions": [
        {
          "name": "Zenith Low Profile AAA Endovascular Graft and ancillary components",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Cook Research Incorporated",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 62,
      "start_date": "2014-08",
      "completion_date": "2021-01-27",
      "has_results": true,
      "last_update_posted_date": "2022-04-19",
      "last_synced_at": "2026-10-21T03:27:14.600Z",
      "location_count": 36,
      "location_summary": "Stanford, California • Aurora, Colorado • Hartford, Connecticut + 32 more",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Hartford",
          "state": "Connecticut"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Clearwater",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02535065"
    },
    {
      "nct_id": "NCT06037863",
      "title": "Evaluation of the Impact of Empty Versus Full Bladder in Patients With Prostate Cancer, RELIEF Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prostate Carcinoma"
      ],
      "interventions": [
        {
          "name": "Best Practice",
          "type": "OTHER"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Electronic Health Record Review",
          "type": "OTHER"
        },
        {
          "name": "Imaging Procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 168,
      "start_date": "2023-09-19",
      "completion_date": "2026-02-23",
      "has_results": false,
      "last_update_posted_date": "2026-10-15",
      "last_synced_at": "2026-10-21T03:27:14.600Z",
      "location_count": 7,
      "location_summary": "Scottsdale, Arizona • Jacksonville, Florida • Albert Lea, Minnesota + 4 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Albert Lea",
          "state": "Minnesota"
        },
        {
          "city": "Mankato",
          "state": "Minnesota"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06037863"
    },
    {
      "nct_id": "NCT00075387",
      "title": "Combination Chemotherapy With or Without Sodium Thiosulfate in Preventing Low Platelet Count While Treating Patients With Malignant Brain Tumors",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Malignant Glioma"
      ],
      "interventions": [
        {
          "name": "Carboplatin",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Etoposide Phosphate",
          "type": "DRUG"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Sodium Thiosulfate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "OHSU Knight Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 48,
      "start_date": "2003-03-07",
      "completion_date": "2024-04-30",
      "has_results": false,
      "last_update_posted_date": "2022-05-03",
      "last_synced_at": "2026-10-21T03:27:14.600Z",
      "location_count": 3,
      "location_summary": "Minneapolis, Minnesota • Cleveland, Ohio • Portland, Oregon",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00075387"
    },
    {
      "nct_id": "NCT02257307",
      "title": "Telemedicine Approaches to Evaluating Acute-Phase ROP eROP Implementation Project",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Retinopathy of Prematurity"
      ],
      "interventions": [
        {
          "name": "RetCam retinal imaging used for routine care",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Children's Hospital of Philadelphia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "32 Weeks",
        "maximum_age": "40 Weeks",
        "sex": "ALL",
        "summary": "32 Weeks to 40 Weeks"
      },
      "enrollment_count": 244,
      "start_date": "2014-07",
      "completion_date": "2016-03-16",
      "has_results": false,
      "last_update_posted_date": "2017-04-13",
      "last_synced_at": "2026-10-21T03:27:14.600Z",
      "location_count": 5,
      "location_summary": "Baltimore, Maryland • Oklahoma City, Oklahoma • Philadelphia, Pennsylvania + 2 more",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02257307"
    },
    {
      "nct_id": "NCT02575885",
      "title": "Nicotine Delivery From Novel Non-Tobacco Electronic System in Smokers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cigarette Smoker",
        "Current Smoker",
        "Healthy Subject"
      ],
      "interventions": [
        {
          "name": "Electronic Cigarette",
          "type": "OTHER"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Pharmacological Study",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Roswell Park Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 36,
      "start_date": "2016-03-16",
      "completion_date": "2018-06-06",
      "has_results": false,
      "last_update_posted_date": "2018-06-12",
      "last_synced_at": "2026-10-21T03:27:14.600Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02575885"
    },
    {
      "nct_id": "NCT07276438",
      "title": "Image-Guidance and Online Adaptation With Stereotactic Body Radiation Therapy for the Treatment of Localized Prostate Cancer, MANTICORE Trial",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Localized Prostate Adenocarcinoma",
        "Stage I Prostate Cancer AJCC v8",
        "Stage II Prostate Cancer AJCC v8",
        "Stage III Prostate Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "CT-guided Stereotactic Body Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Inter-fraction Adaptation of Treatment Plan",
          "type": "OTHER"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "MRI-guided Stereotactic Body Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Survey Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "RADIATION",
        "OTHER"
      ],
      "sponsor": "Jonsson Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 186,
      "start_date": "2025-12-01",
      "completion_date": "2032-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-02-05",
      "last_synced_at": "2026-10-21T03:27:14.600Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07276438"
    },
    {
      "nct_id": "NCT04073017",
      "title": "Enterade in Carcinoid/Non-Carcinoid Syndrome Neuroendocrine Tumor Patients With Quality of Life Limiting Bowel Frequency",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Neuroendocrine Tumor",
        "Carcinoid Syndrome"
      ],
      "interventions": [
        {
          "name": "Enterade®",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Functional Assessment of Chronic Illness Therapy for Patients with Diarrhea (version 4.0)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Vanderbilt-Ingram Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 11,
      "start_date": "2019-11-04",
      "completion_date": "2021-05-18",
      "has_results": false,
      "last_update_posted_date": "2021-05-21",
      "last_synced_at": "2026-10-21T03:27:14.600Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04073017"
    }
  ]
}